Q

Which statement about the principal axis of a spherical mirror is correct?

RRB ALP (Stage-I); RRB Technicians Grade-III 29/11/2024 / Shift-II; 24/12/2024 / Shift-II 2024
✓ Answer: A It is perpendicular to the mirror at its pole
The principal axis passes through P and C and is normal to the surface at P.
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